Method for coating diamond-like carbon on head drums of a video

Details Method for coating diamond-like carbon on head drums of a video Method for coating diamond-like carbon on head drums of a video

1995-10-30

1997-10-14

King, Roy V.

Coating processes

Coating by vapor, gas, or smoke

Carbon or carbide coating

427534, 427560, 427122, 4272557, C23C 1424, C23C 1402

Patent

active

056770030

ABSTRACT:
The present invention discloses a method for coating diamond-like carbon on heads and head drums of a video cassette recorder (VCR) by physical vapor deposition-arc method, and VCR heads coated with diamond-like carbon.

REFERENCES:
patent: 4728529 (1988-03-01), Etzkorn et al.
patent: 4740250 (1988-04-01), Ahn et al.
Lee et al, "Application of diamond-like carbon films for anti-abrasion and low friction properties of VCR head drums", Surf. Coat. Technol., 76-77 (1-3, pt. 2) 1995, (Abstract).

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